Element button pseudo-class :active generated with z-index auto font-size 16px position static background transition height auto border-radius width auto overflow visible line-height normal float none border 1px #018dc4 solid display inline-block font-weight normal cursor pointer margin 0px box-sizing content-box text-shadow -1px -1px 0px rgba(15,73,168,0.66) transform padding 20px box-shadow 2px 2px 2px rgba(0,0,0,0.2)